Base | Representation |
---|---|
bin | 111000011001011100… |
… | …1100011100110110111 |
3 | 102120121120112112221012 |
4 | 1300302321203212313 |
5 | 3441014414030033 |
6 | 131345532342435 |
7 | 11515202536664 |
oct | 1606271434667 |
9 | 376546475835 |
10 | 121113033143 |
11 | 47400171423 |
12 | 1b580614a1b |
13 | b56197c36b |
14 | 5c0d0b8a6b |
15 | 323ca63248 |
hex | 1c32e639b7 |
121113033143 has 4 divisors (see below), whose sum is σ = 121114077840. Its totient is φ = 121111988448.
The previous prime is 121113033131. The next prime is 121113033161. The reversal of 121113033143 is 341330311121.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 121113033143 - 216 = 121112967607 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121113033163) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323123 + ... + 588756.
It is an arithmetic number, because the mean of its divisors is an integer number (30278519460).
Almost surely, 2121113033143 is an apocalyptic number.
121113033143 is a deficient number, since it is larger than the sum of its proper divisors (1044697).
121113033143 is an equidigital number, since it uses as much as digits as its factorization.
121113033143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1044696.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 121113033143 its reverse (341330311121), we get a palindrome (462443344264).
The spelling of 121113033143 in words is "one hundred twenty-one billion, one hundred thirteen million, thirty-three thousand, one hundred forty-three".
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